I just wanted to chime in to say that I used clonezilla today to move my 250G ssd to 1TB. It was easy and fast. I used ventoy (a usb iso loader) to load stable clonzilla live. I’ll only mention the major options, which were disk-to-disk, expert mode, and then -k1 (to resize the partition accordingly.
A TV that is not connected to the internet is effectively just a large monitor.
I understand that some TVs lock functionality and coerce you into connecting it to the network, but most of them function well as monitors. I know it’s tempting to make use of the “smart” features since it’s included, but if you care about privacy, it’s better to keep it off the internet.